diff --git a/packages/devel/slang/build b/packages/devel/slang/build
index d22dd078f0..d3833cc621 100755
--- a/packages/devel/slang/build
+++ b/packages/devel/slang/build
@@ -31,6 +31,11 @@ cd $PKG_BUILD
             --exec-prefix=/usr \
             --sysconfdir=/etc \
             --datadir=/usr/share \
+            --without-iconv \
+            --without-onig \
+            --without-pcre \
+            --without-png \
+            --without-zlib \
 
 make
 $MAKEINSTALL